A Promise of Treasure Walkthrough | Ghost of Yotei

A man gives Atsu a treasure map in exchange for a donation. Upon reaching the treasure spot, Atsu realizes they have been tricked and that the seller was in cahoots with Saito's men.

1 Buy a marked map in Benten Port

2 Head to the location as indicated by the seller.

3 At the house, climb up behind the altar.

4 Talk to Masa and offer him food or Mon.

5 Masa will give you a treasure map.

6 Travel to the location near Tokuyama Hills.

7 If you turn left instead of climbing up, you will trigger a cutscene where Masa appears with soldiers.

8 Kill all the soldiers.

9 Return to Masa's father. You can donate something to him or give nothing at all.

・None